test/built-ins/Object/keys/15.2.3.14-2-2.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.14-2-2
description: Object.keys returns the standard built-in Array (check [[Class]]
---*/

  var o = { x: 1, y: 2};

  var a = Object.keys(o);
  var s = Object.prototype.toString.call(a);

assert.sameValue(s, '[object Array]', 's');